TM means that the trademark has been accepted by the State Trademark Office, and a notice of acceptance has been issued, followed by a two-year substantive examination, and then a preliminary examination announcement will be issued. If there is no objection from the opposite sex within three months of the announcement of preliminary examination, then the trademark will be officially registered successfully, and the word R can be added next to it after receiving the certificate. But whether it is TM or R, it tells others that it is a legal trademark, and the circle R indicates that the trademark has been registered. R in the circle is the initial letter of English register registration. Registered trademarks have the characteristics of exclusiveness, exclusiveness and uniqueness. It belongs to the registered trademark owner and is protected by law. Without the permission or authorization of the registered trademark owner, no enterprise or individual may use it, otherwise it will bear tort liability.